Home / 9,061,347.20-13,592,020.80-8,712,982.40

Finding the Fourth Proportional to 9,061,347.20, 13,592,020.80 and 8,712,982.40

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Solution

The fourth proportional to 9,061,347.20, 13,592,020.80 and 8,712,982.40 is: 13,069,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,347.20 : 13,592,020.80 = 8,712,982.40 : x
  2. Step 2: Convert to fraction form
    9,061,347.20/13,592,020.80 = 8,712,982.40/x
  3. Step 3: Cross multiply
    9,061,347.20x = 13,592,020.80 × 8,712,982.40
  4. Step 4: Simplify right side
    9,061,347.20x = 118,427,038,010,833.94
  5. Step 5: Solve for x
    x = 118,427,038,010,833.94/9,061,347.20
  6. Step 6: Final answer
    x = 13,069,473.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.